with a car bomb. an undercover fbi agent posing as a taliban sympathizer helped him build a phony explosive. >>> we are learning new details about an explosion last month inside the apartment of the uc davis researcher. the sacramento bee reports investigators found several chemicals inside david snyder's apartment, including a primary ingredient used in the plastic explosive c4. in the report, it also says that authorities found firearms and several boxes of ammunition in the apartment. snyder injured his hands in the blast. he has pleaded not guilty to a series of charges. >>> a chicago teenager laid to rest, just days after performing at the presidential inauguration. now, the first lady and others pay tribute. >> -- bumped into me and best part of my day so far. >> and a dream come true for hundreds of giants fans. the event that united them with their favorite players. >> plus, a dazzling display of culture overseas. how china take rang in the lunar new year. . >>> first lady michelle obama joined family and friends in chicago today at a funeral for slain 15-year-old hadia pendleton.